Seiko Cal. 4451 - 451

The 4451-451 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4451 caliber with 26j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-db4235e41ff5]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1983

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